| 单词 | Rn |
| 释义 | Rn (once / 5909656 pages) n WORD FAMILY Rn n a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health Syn|Hyper atomic number 86, radon chemical element, element any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter argonon, inert gas, noble gasany of the chemically inert gaseous elements of the helium group in the periodic table RN (once / 108435 pages) n WORD FAMILY RN USAGE EXAMPLESRelatives say the man is in a college nursing class taught by Naegle, who’s an RN. Seattle Times(Dec 20, 2016) Applicants must meet all admission requirements of the “RN to BSN ” program. Washington Times(Nov 13, 2016) Entry-level RN positions are available with an associate degree, but a bachelor's degree is becoming the industry standard. US News(Oct 17, 2016) n a graduate nurse who has passed examinations for registration Syn|Hypo|Hyper registered nurse nurse-midwife a registered nurse who has received special training as a midwife NP, nurse clinician, nurse practitionera registered nurse who has received special training and can perform many of the duties of a physician nurse one skilled in caring for young children or the sick (usually under the supervision of a physician) |
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